body {
    background-image: url('../images/background.png');
    background-repeat: repeat;
    background-size: auto;
    background-position: top;
    margin: 0;
    padding: 0;
    height: 100vh;
    color: white;
}
html, body {
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: Arial, sans-serif;
}